bitblt_test.c

Tue, 01 Jan 2002 06:11:43 +0000

author
eric
date
Tue, 01 Jan 2002 06:11:43 +0000
changeset 30
35fad7ec7732
parent 11
30d18cf8bb67
child 43
b80cb5a4282a
permissions
-rw-r--r--

add support for PDF file attributes: author, creator, title, etc.

eric@2 1 #include <stdio.h>
eric@2 2
eric@11 3 #include "type.h"
eric@2 4 #include "bitblt.h"
eric@2 5
eric@2 6
eric@2 7 #define WIDTH 20
eric@2 8 #define HEIGHT 9
eric@2 9
eric@2 10 char test_data [HEIGHT][WIDTH] =
eric@2 11 {
eric@2 12 ".....XXXXXXXXXX.....",
eric@2 13 ".....XX.......X.....",
eric@2 14 "XXXXXX.X......XXXXXX",
eric@2 15 ".....X..X.....X.....",
eric@2 16 ".....X...X....X.....",
eric@2 17 ".....X....X...X.....",
eric@2 18 ".....X.....X..X.....",
eric@2 19 ".....XXXXXXXXXX.....",
eric@3 20 ".....X.X.X.X.X......"
eric@2 21 };
eric@2 22
eric@2 23 Bitmap *setup (void)
eric@2 24 {
eric@2 25 Bitmap *b;
eric@2 26 Point p;
eric@2 27
eric@2 28 b = create_bitmap (WIDTH, HEIGHT);
eric@2 29 if (! b)
eric@2 30 return (NULL);
eric@2 31
eric@2 32 for (p.y = 0; p.y < HEIGHT; p.y++)
eric@2 33 for (p.x = 0; p.x < WIDTH; p.x++)
eric@2 34 set_pixel (b, p, test_data [p.y][p.x] == 'X');
eric@2 35
eric@2 36 return (b);
eric@2 37 }
eric@2 38
eric@2 39 void print_bitmap (FILE *o, Bitmap *b)
eric@2 40 {
eric@2 41 Point p;
eric@2 42 printf ("rowbytes: %d\n", b->rowbytes);
eric@2 43 for (p.y = 0; p.y < b->height; p.y++)
eric@2 44 {
eric@2 45 for (p.x = 0; p.x < b->width; p.x++)
eric@2 46 fputc (".X" [get_pixel (b, p)], o);
eric@2 47 fprintf (o, "\n");
eric@2 48 }
eric@2 49 }
eric@2 50
eric@2 51
eric@2 52 int main (int argc, char *argv[])
eric@2 53 {
eric@2 54 Bitmap *b;
eric@2 55 Bitmap *b2;
eric@2 56 Rect r;
eric@2 57 Point p;
eric@2 58
eric@2 59 b = setup ();
eric@2 60 if (! b)
eric@2 61 {
eric@2 62 fprintf (stderr, "setup failed\n");
eric@2 63 exit (2);
eric@2 64 }
eric@2 65
eric@2 66 print_bitmap (stdout, b);
eric@2 67
eric@2 68 printf ("\n");
eric@2 69
eric@2 70 #if 0
eric@2 71 b2 = create_bitmap (b->height, b->width);
eric@2 72 if (! b2)
eric@2 73 {
eric@2 74 fprintf (stderr, "create_bitmap failed\n");
eric@2 75 exit (2);
eric@2 76 }
eric@2 77 #endif
eric@2 78
eric@2 79 r.upper_left.x = r.upper_left.y = 0;
eric@2 80 r.lower_right.x = b->width;
eric@2 81 r.lower_right.y = b->height;
eric@2 82 p.x = p.y = 0;
eric@2 83
eric@2 84 b2 = bitblt (b, r,
eric@2 85 NULL, p,
eric@3 86 ROT_90,
eric@2 87 TF_SRC);
eric@2 88 if (! b2)
eric@2 89 {
eric@2 90 fprintf (stderr, "bitblt failed\n");
eric@2 91 exit (2);
eric@2 92 }
eric@2 93
eric@2 94 print_bitmap (stdout, b2);
eric@2 95
eric@2 96 exit (0);
eric@2 97 }
eric@2 98
eric@2 99